Package org.apache.hadoop.yarn.server.timelineservice.storage.common

Class GenericConverter

java.lang.Object

org.apache.hadoop.yarn.server.timelineservice.storage.common.GenericConverter

All Implemented Interfaces:

ValueConverter

public final class GenericConverter
extends java.lang.Object
implements ValueConverter

Uses GenericObjectMapper to encode objects as bytes and decode bytes as objects.

Method Summary

Modifier and Type	Method	Description
java.lang.Object	decodeValue(byte[] bytes)	Decode a byte array and convert it into an object depending on the converter implementation.
byte[]	encodeValue(java.lang.Object value)	Encode an object as a byte array depending on the converter implementation.
static GenericConverter	getInstance()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

getInstance

public static GenericConverter getInstance()

encodeValue

public byte[] encodeValue(java.lang.Object value)
                   throws java.io.IOException

Description copied from interface: ValueConverter

Encode an object as a byte array depending on the converter implementation.

Specified by:

encodeValue in interface ValueConverter

Parameters:

value - Value to be encoded.

Returns:

a byte array

Throws:

java.io.IOException - if any problem is encountered while encoding.

decodeValue

public java.lang.Object decodeValue(byte[] bytes)
                             throws java.io.IOException

Description copied from interface: ValueConverter

Decode a byte array and convert it into an object depending on the converter implementation.

Specified by:

decodeValue in interface ValueConverter

Parameters:

bytes - Byte array to be decoded.

Returns:

an object

Throws:

java.io.IOException - if any problem is encountered while decoding.